Turbine blade comprising an impact zone reinforcement

(19)

(11)

EP 2 341 216 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	07.05.2014 Bulletin 2014/19

(43)	Date of publication A2:
	06.07.2011 Bulletin 2011/27

(21)	Application number: 10196514.3

(22)	Date of filing: 22.12.2010

(51)

International Patent Classification (IPC):

F01D 5/14^(2006.01)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME

(30)

Priority:

04.01.2010 US 652031

(71)	Applicant: General Electric Company
	Schenectady, NY 12345 (US)

(72)	Inventor:
	Roberts, Herbert Chidsey Greenville, SC 29615 (US)

(74)	Representative: Cleary, Fidelma et al
	GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ London W6 8BJ (GB)

(54)	Turbine blade comprising an impact zone reinforcement

(57) A system such as a turbine blade (62) include a structure having a leading edge (80) and a fiber-reinforced composite cover (64). The fiber-reinforced composite cover (64) includes a protective portion (66) and a retaining portion (68), wherein the retaining portion (68) extends about the structure to self-retain the protective portion (66) along the leading edge (80), and the protective portion (66) is different from the retaining portion (68).

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